Chemistry Iron is extracted from Dolomite Haematite Cinnabar Bauxite Dolomite Haematite Cinnabar Bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Magnetite is FeCO3 Fe2O3 Fe3O4 2Fe2O3. 3H2O FeCO3 Fe2O3 Fe3O4 2Fe2O3. 3H2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry Setting of plaster of paris involves Dehydration process Reduction process Oxidation process Hydration to form other hydrates Dehydration process Reduction process Oxidation process Hydration to form other hydrates ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ethanol containing 5% water is known as Methylated alcohol Power alcohol Rectified spirit Denatured spirit Methylated alcohol Power alcohol Rectified spirit Denatured spirit ANSWER DOWNLOAD EXAMIANS APP
Chemistry The material known in commerce as Terylene is a Blend of cotton and silk Natural fibre Modified natural fibre Synthetic fibre Blend of cotton and silk Natural fibre Modified natural fibre Synthetic fibre ANSWER DOWNLOAD EXAMIANS APP
Chemistry Main pollutants released from iron and steel industry are CO2, NO2 and SO3 CO, CO2 and SO2 NO, SO3 and H2S CO2, H2S and NO2 CO2, NO2 and SO3 CO, CO2 and SO2 NO, SO3 and H2S CO2, H2S and NO2 ANSWER DOWNLOAD EXAMIANS APP
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